Baumer PT20 Manuel De Mise En Service page 5

5.2 Mounting for hygienic applications
DANGER
Risk of injury from hazardous medium
Only use weld-in sleeves or adapters from Baumer.
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Wear protective equipment for hazardousous media (e.g. acids, alkaline solutions).
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Do not seal the process connections with Teflon Tape or elastomer.
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Empty vessel and pipe before mounting.
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Check leak-tightness of the sleeve.
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Check tightness of the M12 plug.
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Example of mounting with weld-in sleeve ZPW3-321
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Operating Instructions
Temperature measurement
PT20
Compact RTD temperature sensor
9 Hole for mounting the sensor is easily accessible
Mount weld-in sleeve or adapter as follows:
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3-A mark or arrow points upwards
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Hygienically and internally flush
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Grind welding to Ra ≤ 0.8 μm.
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Screw in sensor.
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Tightning torque:
G 1/2 A hygienic: 15 ... 20 Nm
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M12 x 1.5 hygienic: 12 ... 16 Nm
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1 ZPW3-321
2 Leakage hole
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